Patents by Inventor Luigi Amoretti

Luigi Amoretti has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20220369876
    Abstract: An antibacterial cleaning machine with wet filter includes a container body inside which are disposed at least one motor group for aspirating flows of air and debris from outside; at least one first tank for collecting the debris which contains a first volume of filtering liquid which is arranged along the passage path between the inlet and outlet; at least one internal path of the flows of air and debris that includes an inlet, an outlet, conveying means that have an inlet immersed in the filtering liquid. The tank includes at least one sanitizing element made of silver and/or silver alloy which is positioned immersed in the volume of filtering liquid.
    Type: Application
    Filed: October 1, 2020
    Publication date: November 24, 2022
    Inventor: Luigi Amoretti
  • Publication number: 20220183518
    Abstract: The multifunction machine for cleaning and sanitizing surfaces and environments that has a body-machine that includes: a waste suction device; a wet filtration and collection device of sucked waste; a steam generating and steam expulsion device towards said surfaces and environments; a primary circuit for circulating sucked air and waste having a first inlet and a first outlet obtained in the body machine; a secondary circulation circuit for air which has a second inlet and a second outlet obtained in the body machine which also includes an ionizing device placed on said secondary circuit.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 16, 2022
    Inventor: Luigi AMORETTI
  • Publication number: 20200022550
    Abstract: Ae multifunction vacuum cleaner includes a container body, which houses a suction unit of air flows from the outside; a filter of the air flows sucked from the outside; an accumulation tank of materials sucked from the outside and filtered by the filter; and a steam production unit and a system sending steam to the outside of the container body.
    Type: Application
    Filed: February 9, 2018
    Publication date: January 23, 2020
    Inventor: Luigi Amoretti
  • Patent number: 9883784
    Abstract: An apparatus for cleaning domestic and industrial surfaces includes a box-like machine body having a suction system and a steam generation system housed therein, and defining a front portion and an opposite rear portion; a joint for the end of a first suction and steam carrying flexible duct; the machine body having an additional multifunctional suction and steam delivery unit which is overhangingly supported by the machine body between two bilateral support arms hinged to the machine body, and extending beyond the front portion of the machine body.
    Type: Grant
    Filed: May 23, 2014
    Date of Patent: February 6, 2018
    Inventor: Luigi Amoretti
  • Patent number: 9702544
    Abstract: A boiler for domestic appliances and water heating systems with steam production for home and industrial use includes: a container body configured to contain a liquid to be heated and vaporized, and defining an inner containment chamber having a containment volume; a heating device having a radiant heating surface, the heating device including at least one pair of radiant elements having respective radiant surfaces accommodated in the containment chamber, in parallel and spaced relationship, and designed to be immersed in the liquid to cause a convective motion of the liquid between the radiant surfaces.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: July 11, 2017
    Inventor: Luigi Amoretti
  • Publication number: 20170095130
    Abstract: An apparatus for cleaning domestic and industrial surfaces includes a box-like machine body having a suction system and a steam generation system housed therein, and defining a front portion and an opposite rear portion; a joint for the end of a first suction and steam carrying flexible duct; the machine body having an additional multifunctional suction and steam delivery unit which is overhangingly supported by the machine body between two bilateral support arms hinged to the machine body, and extending beyond the front portion of the machine body.
    Type: Application
    Filed: May 23, 2014
    Publication date: April 6, 2017
    Applicant: T.P.A. IMPEX S.P.A.
    Inventor: Luigi Amoretti
  • Patent number: 9237835
    Abstract: A collection apparatus for use in vacuum cleaners appliance to collect sucked up materials includes a tank that has a bottom, peripheral walls and an upper opening opposite to the bottom, and that is adapted to be closed by a removable lid; suction means that are coupled to the tank to create a negative pressure therein; and separation means that separate the sucked up materials from the air flows moving in a suction direction defined from an inlet into the tank and an outlet from the tank, which are either wet separation means or dry separation means that can be alternately and interchangeably mounted within the tank using removable mounting means.
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: January 19, 2016
    Assignee: T.P.A IMPEX S.P.A.
    Inventor: Luigi Amoretti
  • Publication number: 20150063791
    Abstract: A boiler for domestic appliances and water heating systems with steam production for home and industrial use includes: a container body configured to contain a liquid to be heated and vaporized, and defining an inner containment chamber having a containment volume; a heating device having a radiant heating surface, the heating device including at least one pair of radiant elements having respective radiant surfaces accommodated in the containment chamber, in parallel and spaced relationship, and designed to be immersed in the liquid to cause a convective motion of the liquid between the radiant surfaces.
    Type: Application
    Filed: March 12, 2013
    Publication date: March 5, 2015
    Applicant: T.P.A. IMPEX S.P.A.
    Inventor: Luigi Amoretti
  • Publication number: 20120291219
    Abstract: A collection apparatus for use in vacuum cleaners appliance to collect sucked up materials includes a tank that has a bottom, peripheral walls and an upper opening opposite to the bottom, and that is adapted to be closed by a removable lid; suction means that are coupled to the tank to create a negative pressure therein; and separation means that separate the sucked up materials from the air flows moving in a suction direction defined from an inlet into the tank and an outlet from the tank, which are either wet separation means or dry separation means that can be alternately and interchangeably mounted within the tank using removable mounting means.
    Type: Application
    Filed: May 15, 2012
    Publication date: November 22, 2012
    Applicant: T.P.A. IMPEX S.P.A.
    Inventor: Luigi Amoretti
  • Patent number: 8286303
    Abstract: A vacuum cleaner with wet scrubber includes a housing containing a scrubbing liquid, which defines a level of liquid having a free surface; an inflow opening conveying the air streams to be scrubbed under the free surface of the liquid; an outflow opening of the scrubbed air streams; a dynamic separator disposed in the proximity of the outflow opening; and cleaning means disposed in the housing and acting on the dynamic separator.
    Type: Grant
    Filed: June 22, 2009
    Date of Patent: October 16, 2012
    Assignee: TPA Impex SpA
    Inventor: Luigi Amoretti
  • Publication number: 20090320232
    Abstract: A vacuum cleaner with wet scrubber includes a housing containing a scrubbing liquid, which defines a level of liquid having a free surface; an inflow opening conveying the air streams to be scrubbed under the free surface of the liquid; an outflow opening of the scrubbed air streams; a dynamic separator disposed in the proximity of the outflow opening; and cleaning means disposed in the housing and acting on the dynamic separator.
    Type: Application
    Filed: June 22, 2009
    Publication date: December 31, 2009
    Applicant: TPA IMPEX SPA
    Inventor: Luigi Amoretti
  • Patent number: 6705162
    Abstract: A probe assembly for monitoring the water level in boilers with an electric immersion resistor heater, of the type that comprises at least one sensor element to be arranged inside a hollow body which is in turn associated and partially inserted in the boiler. The hollow body has, on the portion arranged outside the boiler, a plug which axially supports the sensor element; the end of the sensor element arranged at the plug is connected, when the plug is installed, by way of at least one electrical contact, to an electrical power supply cable, whose contact end is arranged at the portion of hollow body that is arranged outside the boiler.
    Type: Grant
    Filed: December 14, 2001
    Date of Patent: March 16, 2004
    Assignee: T.P.A. Impex S.p.A.
    Inventor: Luigi Amoretti
  • Publication number: 20020178532
    Abstract: A steering assembly, particularly for domestic and/or industrial cleaning machines, comprising a shaped tubular connector (15) to which one or more wheels (16) are pivoted; the connector has a first end (17) which can be connected to cleaning tools and a second end (18) which is rotatably coupled to the outlet of a duct located in the machine body (12).
    Type: Application
    Filed: June 17, 2002
    Publication date: December 5, 2002
    Inventor: Luigi Amoretti
  • Publication number: 20020053240
    Abstract: A probe assembly for monitoring the water level in boilers with an electric immersion resistor heater, of the type that comprises at least one sensor element to be arranged inside a hollow body which is in turn associated and partially inserted in the boiler. The hollow body has, on the portion arranged outside the boiler, a plug which axially supports the sensor element; the end of the sensor element arranged at the plug is connected, when the plug is installed, by way of at least one electrical contact, to an electrical power supply cable, whose contact end is arranged at the portion of hollow body that is arranged outside the boiler.
    Type: Application
    Filed: December 14, 2001
    Publication date: May 9, 2002
    Applicant: T.P.A. IMPEX S.p.A.
    Inventor: Luigi Amoretti
  • Patent number: 5749120
    Abstract: The control device for steam-generating appliances has at least one component having a variable internal volume that is accommodated in the handle of a fixture of the steam-generating appliance, and is filled with a nonconducting fluid. The component has a variable internal volume which can be directly or indirectly compressed by a user, and is connected, through an actuation tube, to a pressure transducer. The transducer is accommodated inside the body of the steam-generating appliance, and in turn actuates a respective steam delivery control valve.
    Type: Grant
    Filed: June 3, 1996
    Date of Patent: May 12, 1998
    Assignee: T.P.A. Impex S.p.A.
    Inventor: Luigi Amoretti
  • Patent number: 5722698
    Abstract: The extension coupling for fluid distribution equipment has a first external tubular body, a second internal tubular body for the passage of said fluids, and a coupling for its connection, in series, to other similar elements and/or handle connected to the distribution equipment and/or accessories. The first body and the second body are monolithic, and are obtained from one single molding process of plastic material.
    Type: Grant
    Filed: May 23, 1995
    Date of Patent: March 3, 1998
    Assignee: T.P.A. Impex S.p.A.
    Inventor: Luigi Amoretti
  • Patent number: 5400462
    Abstract: Multi-purpose appliance for household work comprising, in combination in a wheeled body, steam generation elements, elements for generating a jet of air and aspiration elements. Couplings for dispensing and aspiration ducts are connected to the steam generation elements, to the means for generating a jet of air and to the aspiration elements.
    Type: Grant
    Filed: April 20, 1993
    Date of Patent: March 28, 1995
    Assignee: T.P.A. Impex Italia S.r.l.
    Inventor: Luigi Amoretti